[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Dec 1 18:02:55 UTC 2017
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG, CaribNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG, IRNOG and the RIPE Routing WG.
Daily listings are sent to bgp-stats at lists.apnic.net
For historical data, please see http://thyme.rand.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.
Routing Table Report 04:00 +10GMT Sat 02 Dec, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 672139
Prefixes after maximum aggregation (per Origin AS): 261947
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 325805
Total ASes present in the Internet Routing Table: 59187
Prefixes per ASN: 11.36
Origin-only ASes present in the Internet Routing Table: 51121
Origin ASes announcing only one prefix: 22517
Transit ASes present in the Internet Routing Table: 8066
Transit-only ASes present in the Internet Routing Table: 238
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 42
Max AS path prepend of ASN ( 23679) 26
Prefixes from unregistered ASNs in the Routing Table: 85
Number of instances of unregistered ASNs: 85
Number of 32-bit ASNs allocated by the RIRs: 20763
Number of 32-bit ASNs visible in the Routing Table: 16600
Prefixes from 32-bit ASNs in the Routing Table: 68130
Number of bogon 32-bit ASNs visible in the Routing Table: 11
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 327
Number of addresses announced to Internet: 2861310370
Equivalent to 170 /8s, 140 /16s and 33 /24s
Percentage of available address space announced: 77.3
Percentage of allocated address space announced: 77.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.8
Total number of prefixes smaller than registry allocations: 222321
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 184628
Total APNIC prefixes after maximum aggregation: 53090
APNIC Deaggregation factor: 3.48
Prefixes being announced from the APNIC address blocks: 183767
Unique aggregates announced from the APNIC address blocks: 77055
APNIC Region origin ASes present in the Internet Routing Table: 8496
APNIC Prefixes per ASN: 21.63
APNIC Region origin ASes announcing only one prefix: 2393
APNIC Region transit ASes present in the Internet Routing Table: 1231
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 42
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3373
Number of APNIC addresses announced to Internet: 767131170
Equivalent to 45 /8s, 185 /16s and 126 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-137529
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 201468
Total ARIN prefixes after maximum aggregation: 97048
ARIN Deaggregation factor: 2.08
Prefixes being announced from the ARIN address blocks: 202861
Unique aggregates announced from the ARIN address blocks: 94992
ARIN Region origin ASes present in the Internet Routing Table: 18034
ARIN Prefixes per ASN: 11.25
ARIN Region origin ASes announcing only one prefix: 6676
ARIN Region transit ASes present in the Internet Routing Table: 1784
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2263
Number of ARIN addresses announced to Internet: 1112764192
Equivalent to 66 /8s, 83 /16s and 111 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-397212
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 181131
Total RIPE prefixes after maximum aggregation: 88587
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 177042
Unique aggregates announced from the RIPE address blocks: 106948
RIPE Region origin ASes present in the Internet Routing Table: 24674
RIPE Prefixes per ASN: 7.18
RIPE Region origin ASes announcing only one prefix: 11273
RIPE Region transit ASes present in the Internet Routing Table: 3496
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6443
Number of RIPE addresses announced to Internet: 713373312
Equivalent to 42 /8s, 133 /16s and 54 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-207259
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 86955
Total LACNIC prefixes after maximum aggregation: 19251
LACNIC Deaggregation factor: 4.52
Prefixes being announced from the LACNIC address blocks: 88230
Unique aggregates announced from the LACNIC address blocks: 39399
LACNIC Region origin ASes present in the Internet Routing Table: 6620
LACNIC Prefixes per ASN: 13.33
LACNIC Region origin ASes announcing only one prefix: 1819
LACNIC Region transit ASes present in the Internet Routing Table: 1217
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4146
Number of LACNIC addresses announced to Internet: 172636640
Equivalent to 10 /8s, 74 /16s and 57 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-268700 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 17870
Total AfriNIC prefixes after maximum aggregation: 3909
AfriNIC Deaggregation factor: 4.57
Prefixes being announced from the AfriNIC address blocks: 19912
Unique aggregates announced from the AfriNIC address blocks: 7142
AfriNIC Region origin ASes present in the Internet Routing Table: 1098
AfriNIC Prefixes per ASN: 18.13
AfriNIC Region origin ASes announcing only one prefix: 355
AfriNIC Region transit ASes present in the Internet Routing Table: 218
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 375
Number of AfriNIC addresses announced to Internet: 95019008
Equivalent to 5 /8s, 169 /16s and 224 /24s
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4538 5397 4192 75 ERX-CERNET-BKB China Education and Rese
7545 4067 410 408 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 2786 11128 757 KIXS-AS-KR Korea Telecom, KR
17974 2778 916 76 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2763 1499 540 BSNL-NIB National Internet Backbone, IN
45899 2415 1521 159 VNPT-AS-VN VNPT Corp, VN
7552 2356 1158 55 VIETEL-AS-AP Viettel Group, VN
9394 2168 4931 26 CTTNET China TieTong Telecommunications
4755 2083 421 211 TATACOMM-AS TATA Communications formerl
9808 2068 8699 32 CMNET-GD Guangdong Mobile Communication
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6327 3340 1323 87 SHAW - Shaw Communications Inc., CA
22773 3303 2951 147 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2171 405 107 MEGAPATH5-US - MegaPath Corporation, US
20115 2057 2290 455 CHARTER-NET-HKY-NC - Charter Communicat
6389 2012 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
16509 1944 4076 586 AMAZON-02 - Amazon.com, Inc., US
209 1929 5062 646 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1858 331 250 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
11492 1686 234 570 CABLEONE - CABLE ONE, INC., US
701 1547 10589 625 UUNET - MCI Communications Services, In
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
39891 3134 170 23 ALJAWWALSTC-AS, SA
20940 2856 852 2061 AKAMAI-ASN1, US
8551 2493 378 42 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2062 1795 695 ROSTELECOM-AS, RU
34984 2059 330 433 TELLCOM-AS, TR
12479 1939 1069 124 UNI2-AS, ES
9121 1875 1691 18 TTNET, TR
13188 1605 100 46 TRIOLAN, UA
6849 1227 355 21 UKRTELNET, UA
8402 1221 544 14 CORBINA-AS OJSC "Vimpelcom", RU
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 3645 3465 599 Uninet S.A. de C.V., MX
10620 3557 539 276 Telmex Colombia S.A., CO
11830 2647 370 66 Instituto Costarricense de Electricidad
6503 1625 437 53 Axtel, S.A.B. de C.V., MX
7303 1494 1021 195 Telecom Argentina S.A., AR
6147 1222 377 27 Telefonica del Peru S.A.A., PE
3816 1034 512 103 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 1013 2248 191 CLARO S.A., BR
11172 914 126 85 Alestra, S. de R.L. de C.V., MX
18881 904 1065 27 TELEFÔNICA BRASIL S.A, BR
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1212 398 48 LINKdotNET-AS, EG
37611 806 91 8 Afrihost, ZA
36903 737 370 135 MT-MPLS, MA
36992 679 1383 31 ETISALAT-MISR, EG
8452 534 1730 17 TE-AS TE-AS, EG
24835 466 850 15 RAYA-AS, EG
29571 435 36 10 CITelecom-AS, CI
37492 425 367 77 ORANGE-, TN
37342 356 32 1 MOVITEL, MZ
15399 349 35 7 WANANCHI-, KE
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
4538 5397 4192 75 ERX-CERNET-BKB China Education and Rese
7545 4067 410 408 TPG-INTERNET-AP TPG Telecom Limited, AU
8151 3645 3465 599 Uninet S.A. de C.V., MX
10620 3557 539 276 Telmex Colombia S.A., CO
6327 3340 1323 87 SHAW - Shaw Communications Inc., CA
22773 3303 2951 147 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
39891 3134 170 23 ALJAWWALSTC-AS, SA
20940 2856 852 2061 AKAMAI-ASN1, US
4766 2786 11128 757 KIXS-AS-KR Korea Telecom, KR
17974 2778 916 76 TELKOMNET-AS2-AP PT Telekomunikasi Indo
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7545 4067 3659 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3557 3281 Telmex Colombia S.A., CO
6327 3340 3253 SHAW - Shaw Communications Inc., CA
22773 3303 3156 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
39891 3134 3111 ALJAWWALSTC-AS, SA
8151 3645 3046 Uninet S.A. de C.V., MX
17974 2778 2702 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
11830 2647 2581 Instituto Costarricense de Electricidad y Telec
8551 2493 2451 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
7552 2356 2301 VIETEL-AS-AP Viettel Group, VN
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US
64710 PRIVATE 39.134.26.0/23 56042 CMNET-SHANXI-AP China Mobile c
64710 PRIVATE 39.134.28.0/23 56042 CMNET-SHANXI-AP China Mobile c
64710 PRIVATE 39.134.30.0/24 56042 CMNET-SHANXI-AP China Mobile c
64710 PRIVATE 39.134.31.0/24 56042 CMNET-SHANXI-AP China Mobile c
64710 PRIVATE 39.137.20.0/23 56042 CMNET-SHANXI-AP China Mobile c
64710 PRIVATE 39.137.22.0/24 56042 CMNET-SHANXI-AP China Mobile c
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
419333 UNALLOCATED 84.17.91.0/24 41933 IPRAGAZ-AS Istanbul/ TURKEY, T
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.128.14.0/23 10247 NETLINE, ZA
14.192.50.0/23 10247 NETLINE, ZA
14.192.58.0/23 10247 NETLINE, ZA
27.100.7.0/24 56096 UNKNOWN
36.255.250.0/23 10247 NETLINE, ZA
41.78.180.0/23 37265 -Reserved AS-, ZZ
43.228.144.0/22 9829 BSNL-NIB National Internet Backbone, IN
43.251.20.0/22 9381 WTT-AS-AP WTT HK Limited, HK
43.251.84.0/22 133676 PNPL-AS Precious netcom pvt ltd, IN
43.251.84.0/23 133676 PNPL-AS Precious netcom pvt ltd, IN
Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:15 /9:13 /10:36 /11:106 /12:285
/13:550 /14:1063 /15:1858 /16:13342 /17:7757 /18:13622
/19:25209 /20:38934 /21:43959 /22:81721 /23:66497 /24:374918
/25:838 /26:621 /27:657 /28:36 /29:21 /30:17
/31:4 /32:60
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3132 3340 SHAW - Shaw Communications Inc., CA
39891 2562 3134 ALJAWWALSTC-AS, SA
22773 2546 3303 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2066 2171 MEGAPATH5-US - MegaPath Corporation, US
11830 1991 2647 Instituto Costarricense de Electricidad y Telec
8551 1957 2493 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 1625 1858 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1550 3557 Telmex Colombia S.A., CO
11492 1499 1686 CABLEONE - CABLE ONE, INC., US
34984 1367 2059 TELLCOM-AS, TR
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1569 2:818 4:18 5:2605 6:38 8:1078
9:1 12:1849 13:181 14:1741 15:29 16:3
17:185 18:76 20:53 21:1 23:2454 24:1926
25:2 27:2349 31:1961 32:87 35:21 36:449
37:2442 38:1440 39:88 40:100 41:3031 42:524
43:1949 44:83 45:3361 46:2853 47:186 49:1369
50:1040 51:34 52:903 54:354 55:6 56:4
57:42 58:1573 59:996 60:373 61:1997 62:1782
63:1838 64:4605 65:2241 66:4503 67:2293 68:1193
69:3173 70:1134 71:588 72:2096 74:2676 75:390
76:424 77:1545 78:1560 79:1887 80:1442 81:1411
82:1067 83:754 84:998 85:1934 86:484 87:1229
88:904 89:2300 90:174 91:6246 92:1032 93:2093
94:2411 95:2704 96:666 97:351 98:950 99:103
100:153 101:1477 102:1 103:16277 104:3191 105:209
106:517 107:1776 108:814 109:2935 110:1509 111:1730
112:1270 113:1372 114:1071 115:1605 116:1693 117:1625
118:2162 119:1650 120:732 121:1059 122:2401 123:1910
124:1477 125:1825 128:946 129:567 130:442 131:1551
132:599 133:194 134:957 135:228 136:445 137:467
138:1956 139:547 140:381 141:677 142:761 143:947
144:795 145:193 146:1126 147:695 148:1544 149:621
150:711 151:1005 152:731 153:303 154:957 155:740
156:740 157:754 158:593 159:1616 160:817 161:733
162:2541 163:531 164:939 165:1476 166:392 167:1338
168:3121 169:817 170:3553 171:401 172:1018 173:1893
174:836 175:766 176:1887 177:4014 178:2499 179:1148
180:2235 181:2109 182:2403 183:813 184:887 185:11618
186:3356 187:2339 188:2591 189:1975 190:8190 191:1339
192:9701 193:5866 194:4759 195:3972 196:2261 197:1425
198:5551 199:5887 200:7201 201:4854 202:10422 203:9977
204:4551 205:2866 206:3072 207:3094 208:3980 209:3874
210:3975 211:2076 212:2893 213:2599 214:868 215:65
216:5729 217:2098 218:889 219:628 220:1681 221:938
222:734 223:1204
End of report
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